Justin Bieber and Usher sang “Chestnuts Roasting on an Open Fire” on the Today Show this morning. Usher sounded good and Bieber sounded rusty. Justin was promoting his new Christmas album, Under the Mistletoe, and his appearance drew a huge crowd of fans who had camped out in the cold rain since yesterday. Does Bieber still have it? He sounded great at times, other times not so much. Peep out his performance below.